| Location of boutons | Total number of boutons (neurons) | Responding boutons (neurons) | ||
| Number | Proportion (%) | |||
| Soma | 170 (112) | 128 (89) | 75.3 | |
| Base of apical dendrite | 82 (71) | 59 (55) | 72.0 | |
| Base of basal dendrite | 53 (55) | 35 (31) | 66.0 | |
| Apical dendrite | 86 (44) | 54 (38) | 63.0 | |
| Basal dendrite | 51 (27) | 16 (11) | 31.4 | |
| Total | 442 (309) | 292 (224) | 66.1 | |